Which equation matches the statement : "the sum of -4 and 2 is9"?
a. -4+2=9
b. -4+9=2
c. -4x(2)=9
d. -4x-2=9

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Consider the following estimates from the early 2010s of shares of income to each group. country poorest 40% next 30% richest 30% bolivia 10 25 65 chile 10 20 70 uruguay 20 30 50 1.) using the 4-point curved line drawing tool, plot the lorenz curve for bolivia. properly label your curve. 2.) using the 4-point curved line drawing tool, plot the lorenz curve for uruguay. properly label your curve.

The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given  measures, find the other four.